<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>404 - Page Not Found</title>
    <style>
        body {
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
            font-family: Arial, sans-serif;
            background-color: #f4f4f4;
            flex-direction: column;
        }
      .error-container {
            text-align: center;
        }
      .error-code {
            font-size: 100px;
            color: #333;
        }
      .error-message {
            font-size: 24px;
            color: #666;
        }
      .error-description {
            font-size: 16px;
            color: #999;
            margin-top: 20px;
        }
    </style>
</head>
<body>
    <div class="error-container">
        <div class="error-code">404</div>
        <div class="error-message">Page Not Found</div>
        <div class="error-description">
            The page you are looking for does not exist. Please check the URL or go back to the <a href="/">homepage</a>.
        </div>
    </div>
</body>
</html>